XGY   Grimsby Mountain, ON
Weather Observed At   43-11  N    79-34  W
 
================
  2026-08-23 5:30pm Max
Min
  Weather
----



  Temperature
18.9 °C
20.6 °C
  2:57pm
14.8 °C
  6:51am
  Relative Humidity
84 %
95 %
  2:41am
75 %
  3:00pm
  Dew Point
16.1 °C
17.2 °C
  2:22pm
13.3 °C
  4:28pm
  Wind Velocity
276 ° at  0.0 G 2.6 kt
15.7 kt
  2:32pm

  Pressure
    29.805 " 
29.805 "
  5:30pm
29.722 "
  5:04am
  Rainfall Rate
0.0 mm/h 14.4 mm/h
  4:26pm

  Snow On Ground 0 cm

  Brightness / Darkness   246 W/m² /  0.00 m/"² 705 W/m²
  2:52pm
  20.38 m/"²    3:55am
  Remarks
 
  RainfallToday
2.6 mm
Storm Total
20.2 mm
  SnowfallToday
0.0 cm
Storm Total
0.0 cm
  Evapotranspiration Today
-1.47 mm


  Lake Conditions
  Water Temperature  21.3 °C
  Waves  2 '
ICE FREE

  Meteor Index
36   Perseids
  Aurora Index / Solar
9   Quiet   - 2 nT   Solar Flux   128  sfu  /   S 0    G 0    R 0   /  MUF   25.4 MHz
  Sunrise 6:33am
  Sunset 8:08pm

  Moonrise N/A
  Moonset N/A
  Moon Phase Waxing Gibbous

Grimsby Mountain Weather Maps
Local Regional Area Synoptic

     
updated H+09 and every 10m updated H+19 and H+49
updated H+19

Ontario 6-Hour Meteorological Summary
Canadian 6-Hour Meteorological Summaries

CLIMAT Data
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Sky Quality (Darkness) Meter courtesy of  www.Unihedron.com
              
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Permission to publish the weather statistics found on this website is not required.
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EOF